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Optica Publishing Group
  • Quantum Electronics and Laser Science Conference
  • OSA Technical Digest (Optica Publishing Group, 1997),
  • paper QPD5

THE ULTIMATE OPTICAL DETECTION SENSITIVITY IN HIGH RESOLUTION SPECTROSCOPY

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Abstract

A novel cavity-enhanced frequency modulation spectroscopy has enabled us to achieve a record high detection sensitivity. This sensitivity is demonstrated in the high signal-to-noise ratio recovery of weak molecular overtone (C2H2, C2HD and CO2) transitions at 1.064 μm.

© 1997 Optical Society of America

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